vulnerability
Ubuntu: (CVE-2025-40216): linux-aws-6.14 vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:S/C:C/I:C/A:C) | Dec 5, 2025 | Dec 10, 2025 | Jan 13, 2026 |
Severity
7
CVSS
(AV:L/AC:M/Au:S/C:C/I:C/A:C)
Published
Dec 5, 2025
Added
Dec 10, 2025
Modified
Jan 13, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: io_uring/rsrc: don't rely on user vaddr alignment There is no guaranteed alignment for user pointers, however the calculation of an offset of the first page into a folio after coalescing uses some weird bit mask logic, get rid of it.
Solutions
ubuntu-upgrade-linux-aws-6-14ubuntu-upgrade-linux-azure-6-14ubuntu-upgrade-linux-azure-nvidia-6-14ubuntu-upgrade-linux-gcp-6-14ubuntu-upgrade-linux-oem-6-14ubuntu-upgrade-linux-oracle-6-14ubuntu-upgrade-linux-realtime-6-14
References
- CVE-2025-40216
- https://attackerkb.com/topics/CVE-2025-40216
- URL-https://git.kernel.org/linus/3a3c6d61577dbb23c09df3e21f6f9eda1ecd634b
- URL-https://git.kernel.org/stable/c/3a3c6d61577dbb23c09df3e21f6f9eda1ecd634b
- URL-https://git.kernel.org/stable/c/50998b0ae7d9d552e96d8b7239981cf05f65eff5
- URL-https://git.kernel.org/stable/c/f16769241594be59387b56ab525e327f54377e60
- URL-https://www.cve.org/CVERecord?id=CVE-2025-40216
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